1999 Honda Civic Q&A

1999 Honda Civic Question: check engein light is on and the box around the d4 is flashing what is up ?

just had the motor rebuild and i have all so tryed changing the ATF a few times it only helps for a few days the wright back on -
Answer 1
Have the trans scanned for codes. Check and make sure all the connections on the trans are plugged in completely.----BIASED suggestion---use only Honda ATF. -